CN110077433B - Trolley bus - Google Patents
Trolley bus Download PDFInfo
- Publication number
- CN110077433B CN110077433B CN201910363677.4A CN201910363677A CN110077433B CN 110077433 B CN110077433 B CN 110077433B CN 201910363677 A CN201910363677 A CN 201910363677A CN 110077433 B CN110077433 B CN 110077433B
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- Prior art keywords
- carriage
- power
- hinged
- trolley bus
- connecting frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L13/00—Electric propulsion for monorail vehicles, suspension vehicles or rack railways; Magnetic suspension or levitation for vehicles
- B60L13/04—Magnetic suspension or levitation for vehicles
- B60L13/06—Means to sense or control vehicle position or attitude with respect to railway
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G5/00—Couplings for special purposes not otherwise provided for
- B61G5/02—Couplings for special purposes not otherwise provided for for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Power Steering Mechanism (AREA)
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The invention provides a trolley bus. The trolley bus runs on a road buried with a magnetic track; the trolley bus comprises two power carriages, a middle carriage and a carriage connecting mechanism; the magnetic induction control system comprises a power carriage, a magnetic track, an electric control steering gear, a first magnetic induction sensor, a second magnetic induction sensor and a magnetic control sensor, wherein the bottom of the power carriage is provided with a power axle and the electric control steering gear for controlling the power axle to steer, and the bottom of the power carriage is also provided with the first magnetic induction sensor for detecting the magnetic track to trigger the electric control steering gear to act; the power carriage passes through carriage coupling mechanism with middle carriage is connected, carriage coupling mechanism includes connecting frame and driven axle, connecting frame's upper portion is provided with link assembly, connecting frame's lower part is provided with link assembly, the middle part of connecting frame both sides still is provided with the fixing base. The turning radius of the trolley bus is reduced to improve the curve passing capacity, and the application range of the trolley bus is widened.
Description
Technical Field
The invention relates to a transportation vehicle, in particular to a trolley bus.
Background
Urban transportation, tram is widely used because of its carrying capacity is strong. When the tramcar runs, the tramcar runs along the guide rail paved on the ground. Trams are usually provided with a plurality of cars, wherein the bottom of each car is usually provided with a bogie, and the bogies are divided into powered axles and non-powered axles according to whether the bogie is powered or not; and for two adjacent carriages, the two adjacent carriages are generally hinged through a connecting part such as a coupler. However, the tramcar has the following technical problems in the actual use process: because a plurality of carriages are adopted, a larger turning radius (generally more than 25 m) is needed during turning, so that great geographical limitation exists in construction and operation; besides, rails are laid on the ground and exposed on the ground surface, so that normal traffic operation is influenced, and the application range is narrow. How to design a trolley bus which reduces the turning radius to widen the application range is the technical problem to be solved by the invention.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a trolley bus is provided, which can reduce the turning radius of the trolley bus to improve the curve passing capacity and widen the application range.
In order to achieve the above object, the present invention provides a trolley bus which runs on a road buried with a magnetic track; the trolley bus comprises two power carriages, a middle carriage and a carriage connecting mechanism; the magnetic induction control system comprises a power carriage, a magnetic track, an electric control steering gear, a first magnetic induction sensor, a second magnetic induction sensor and a magnetic control sensor, wherein the bottom of the power carriage is provided with a power axle and the electric control steering gear for controlling the power axle to steer, and the bottom of the power carriage is also provided with the first magnetic induction sensor for detecting the magnetic track to trigger the electric control steering gear to act; the power carriage is connected with the middle carriage through the carriage connecting mechanism, the carriage connecting mechanism comprises a connecting frame and a driven axle, the upper part of the connecting frame is provided with a connecting rod assembly, the lower part of the connecting frame is provided with a connecting plate assembly, and the middle parts of two sides of the connecting frame are also provided with a fixed seat; the connecting rod assembly comprises a first connecting rod hinged between the power carriage and the connecting frame and a second connecting rod hinged between the middle carriage and the connecting frame; the connecting plate assembly comprises a first connecting plate hinged between the power carriage and the connecting frame and a second connecting plate hinged between the middle carriage and the connecting frame; and the two end parts of the driven axle are provided with damping air bags, and the damping air bags are connected with the corresponding fixing seats.
Furthermore, the carriage connecting mechanism is also provided with a second magnetic induction sensor and a steering assembly; the steering assembly comprises four electric pushing cylinders hinged at four angular positions at the bottom of the connecting frame, wherein two electric pushing cylinders are hinged with the power carriage, and the other two electric pushing cylinders are hinged with the middle carriage; the second magnetic induction sensor is used for detecting the magnetic track to trigger the electric pushing cylinder to act.
Further, the head rod is followed the width direction of power carriage extends, linking frame's upper portion is provided with the orientation the first mounting panel that power carriage direction extends, the power carriage is provided with the orientation the second mounting panel that linking frame direction extends, the head rod articulates first mounting panel with between the second mounting panel.
Furthermore, a first rotating shaft is arranged at the upper part of the connecting frame, a second rotating shaft is arranged at the lower part of the connecting frame, and the second rotating shaft and the first rotating shaft are coaxially arranged; the second connecting rod is hinged to the first rotating shaft, and the first connecting plate and the second connecting plate are hinged to the second rotating shaft.
Furthermore, the first rotating shaft is provided with two second connecting rods.
The trackless trolley bus provided by the invention adopts the magnetic track buried under the ground to guide the track, the first magnetic induction sensor can detect the trend of the magnetic track to trigger the electric control steering gear to act so as to realize the steering operation of the power carriage, and the magnetic track is buried under the ground and does not need to be exposed, so that the normal urban traffic is not influenced; in addition, the power carriage and the middle carriage are connected together through a carriage connecting mechanism, the carriage connecting mechanism is provided with wheels and guide wheels for supporting and guiding, the wheels and the guide wheels are positioned at a connecting part formed between the middle carriage and the power carriage, when the vehicle turns, the adjacent carriages rotate around a connecting frame of the carriage connecting mechanism, the turning radius of the vehicle is smaller, and the sweeping area of the vehicle in a curve section is smaller so as to widen the application range.
Drawings
FIG. 1 is a schematic structural diagram of a trolley bus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of FIG. 1 in the direction A;
FIG. 3 is a schematic structural diagram of a driven axle in an embodiment of the trolley bus according to the present invention;
fig. 4 is a schematic structural diagram of a connection frame in an embodiment of the trolley bus according to the invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, the trolley bus of the present embodiment runs on a road buried with a magnetic track; the trolley bus comprises two power carriages 100, a middle carriage 200 and a carriage connecting mechanism 300; the bottom of the power car 100 is provided with a power axle 101 and an electronic control steering gear (not shown) for controlling the steering of the power axle 101, and the bottom of the power car 100 is further provided with a first magnetic induction sensor 1011 for detecting the magnetic track to trigger the action of the electronic control steering gear; the power carriage 100 is connected with the middle carriage 200 through the carriage connecting mechanism 300;
the carriage connecting mechanism 300 comprises a connecting frame 2 and a driven axle 1, wherein the upper part of the connecting frame 2 is provided with a connecting rod assembly 21, the lower part of the connecting frame 2 is provided with a connecting plate assembly 22, and the middle parts of two sides of the connecting frame 2 are also provided with fixed seats 23; the link assembly 21 includes a first connecting rod 211 hinged between the power car 100 and the connecting frame 2, and a second connecting rod 212 hinged between the middle car 200 and the connecting frame 2; the connecting plate assembly 22 comprises a first connecting plate 221 hinged between the power carriage 100 and the connecting frame 2, and a second connecting plate 222 hinged between the middle carriage 200 and the connecting frame 2; the two ends of the driven axle 1 are provided with damping air bags 11, the damping air bags 11 are connected with the corresponding fixing seats 23, and the damping air bags 11 are connected with the corresponding fixing seats 23.
Specifically, a cab is configured on the power car 100, a power axle 101 is arranged at the lower part of the car head of the power car 100, the power axle 101 adopts an electric motor as a power source to drive the power car 100 to move forward, and the power axle 101 is configured with an electric control steering gear which controls the wheel steering of the power axle 101 according to the track trend of the magnetic track on the road detected by the first magnetic induction sensor 1011, wherein the concrete representation entities of the power axle 101 and the electric control steering gear are not limited, and the structural forms of the axle and the steering gear in the conventional electric car can be referred. In the case of the intermediate car 200, which is not provided with an axle independently, the intermediate car 200 is connected to the corresponding power car 100 by the car connection mechanism 300, wherein the car connection mechanism 300 connects the power car 100 to the intermediate car 200 by the connection frame 2. The link assembly 21 on the connecting frame 2 connects the power car 100 and the middle car 200 together at the top so as to satisfy relative rotation between the power car 100 and the middle car 200. The web assembly 22 on the linking frame 2 then links the power car 100 and the intermediate car 200 together at the bottom, the first web 221 being able to carry the end of the motive car 100 remote from the cab, while the second web 222 is able to carry the corresponding end of the intermediate car 200. The driven axle 1 is also arranged at the lower part of the connecting frame 2, and wheels 12 arranged on the driven axle 1 are used for supporting the power carriage 100 and the middle carriage 200 at two sides. When the trolley bus runs to a turning position, the power carriage 100 and the middle carriage 200 rotate relatively around the axis of the connecting frame 2, so that the turning radius can be effectively reduced, and the application range can be effectively widened.
Preferably, the car connection mechanism 300 is further provided with a second magnetic induction sensor (not numbered) and a steering assembly; the steering assembly comprises four electric pushing cylinders 3 hinged at four corners of the bottom of the connecting frame 2, wherein two electric pushing cylinders 3 are hinged with the power carriage 100, and the other two electric pushing cylinders 3 are hinged with the middle carriage 200; the second magnetic induction sensor is used for detecting the magnetic track to trigger the electric pushing cylinder 3 to act. Specifically, in order to more effectively control the driven axle 1 to adjust the direction along the direction of the magnetic track, the car connecting mechanism 300 is configured with a second magnetic induction sensor to detect the direction of the magnetic track. When the driven axle 1 runs to the turning area of the magnetic track, the second magnetic induction sensor detects the change of the trend of the magnetic track, so that the electric pushing cylinders 3 at different positions are controlled to correspondingly extend or retract, the rotating angle of the connecting frame 2 is adjusted, the carriage connecting mechanism 300 can also correspondingly adjust the advancing direction along with the change of the trend of the magnetic track, and the turning radius can be reduced more favorably.
Further, the first connecting rod 211 extends along the width direction of the power car 100, the upper portion of the connecting frame 2 is provided with a first mounting plate 102 extending towards the direction of the power car 100, the power car 100 is provided with a second mounting plate 213 extending towards the direction of the connecting frame 2, and the first connecting rod 211 is hinged between the first mounting plate 102 and the second mounting plate 213. Specifically, during curve turning, the power car 100 can pull the connecting frame 2 to rotate quickly through the first connecting rod 211 after rotating, so that the middle car 200 connected at the rear can rotate along with the middle car; meanwhile, the guide wheels at the bottom are matched to realize that the whole carriage finishes turning in a small radius. A first rotating shaft 214 is arranged at the upper part of the connecting frame 2, a second rotating shaft 223 is arranged at the lower part of the connecting frame 2, and the second rotating shaft 223 is arranged coaxially with the first rotating shaft 214; the second connecting rod 212 is hinged to the first rotating shaft 214, and the first connecting plate 221 and the second connecting plate 222 are hinged to the second rotating shaft 223. In addition, in order to improve the connection reliability, the first rotating shaft 214 is provided with two second connecting rods 212, so that the connecting frame 2 is connected with the middle compartment 200 through the two second connecting rods 212.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A trolley bus is characterized in that the trolley bus runs on a road buried with a magnetic track;
the trolley bus comprises two power carriages, a middle carriage and a carriage connecting mechanism; the magnetic induction control system comprises a power carriage, a magnetic track, an electric control steering gear, a first magnetic induction sensor, a second magnetic induction sensor and a magnetic control sensor, wherein the bottom of the power carriage is provided with a power axle and the electric control steering gear for controlling the power axle to steer, and the bottom of the power carriage is also provided with the first magnetic induction sensor for detecting the magnetic track to trigger the electric control steering gear to act;
the power carriage is connected with the middle carriage through the carriage connecting mechanism, the carriage connecting mechanism comprises a connecting frame and a driven axle, the upper part of the connecting frame is provided with a connecting rod assembly, the lower part of the connecting frame is provided with a connecting plate assembly, and the middle parts of two sides of the connecting frame are also provided with a fixed seat; the connecting rod assembly comprises a first connecting rod hinged between the power carriage and the connecting frame and a second connecting rod hinged between the middle carriage and the connecting frame; the connecting plate assembly comprises a first connecting plate hinged between the power carriage and the connecting frame and a second connecting plate hinged between the middle carriage and the connecting frame; the two end parts of the driven axle are provided with damping air bags which are connected with the corresponding fixed seats;
the carriage connecting mechanism is also provided with a second magnetic induction sensor and a steering assembly; the steering assembly comprises four electric pushing cylinders hinged at four angular positions at the bottom of the connecting frame, wherein two electric pushing cylinders are hinged with the power carriage, and the other two electric pushing cylinders are hinged with the middle carriage; the second magnetic induction sensor is used for detecting the magnetic track to trigger the electric pushing cylinder to act.
2. A trolley bus as claimed in claim 1, characterized in that the first connecting rod extends in the width direction of the power car, the upper part of the connection frame is provided with a first mounting plate extending in the direction of the power car, the power car is provided with a second mounting plate extending in the direction of the connection frame, and the first connecting rod is hinged between the first mounting plate and the second mounting plate.
3. A trolley bus as claimed in claim 2, characterized in that the upper part of the connection frame is provided with a first rotation shaft, and the lower part of the connection frame is provided with a second rotation shaft, which is arranged coaxially with the first rotation shaft; the second connecting rod is hinged to the first rotating shaft, and the first connecting plate and the second connecting plate are hinged to the second rotating shaft.
4. A trolley bus as claimed in claim 3, characterized in that two of said second connecting rods are arranged on said first shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363677.4A CN110077433B (en) | 2019-04-30 | 2019-04-30 | Trolley bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363677.4A CN110077433B (en) | 2019-04-30 | 2019-04-30 | Trolley bus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110077433A CN110077433A (en) | 2019-08-02 |
| CN110077433B true CN110077433B (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910363677.4A Active CN110077433B (en) | 2019-04-30 | 2019-04-30 | Trolley bus |
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| Country | Link |
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| CN (1) | CN110077433B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112455244B (en) * | 2019-09-09 | 2022-07-26 | 中车唐山机车车辆有限公司 | Power running system of trolley bus and trolley bus |
| CN112455242B (en) * | 2019-09-09 | 2022-07-26 | 中车唐山机车车辆有限公司 | Trolley bus and running system applied to same |
| CN112455489B (en) * | 2019-09-09 | 2022-06-14 | 中车唐山机车车辆有限公司 | Axle box for trolley bus |
| CN112455243B (en) * | 2019-09-09 | 2022-07-26 | 中车唐山机车车辆有限公司 | Trolley bus running system and trolley bus |
| CN110979363B (en) * | 2019-12-23 | 2021-02-23 | 中唐空铁科技有限公司 | Battery trailer for air-rail train |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2751603B1 (en) * | 1996-07-26 | 1998-10-09 | Lohr Ind | COMPOSITE JOINT BETWEEN TWO SUCCESSIVE CARS OF A PUBLIC TRANSPORT VEHICLE SEPARATED BY AN INTERMEDIATE MODULE CARRIED BY AN AXLE |
| DE102004014903A1 (en) * | 2004-03-26 | 2005-10-13 | Siemens Ag | Vehicle, in particular lane-guided vehicle, with articulated vehicle bodies |
| DE102004050369A1 (en) * | 2004-10-15 | 2006-04-20 | Siemens Ag | Large-scale vehicle for passenger transport, in particular rail vehicle, with articulated car bodies |
| CN202703312U (en) * | 2012-05-18 | 2013-01-30 | 长安大学 | Magnetic navigation apparatus for unmanned intelligent public transport automobile |
| CN103832209B (en) * | 2014-03-24 | 2015-12-23 | 青岛理工大学 | A kind of agricultural vehicle chassis of adjustable tread |
| WO2017025381A1 (en) * | 2015-08-07 | 2017-02-16 | Siemens Ag Österreich | Suspension device for supporting two car bodies of a rail vehicle |
| CN105523057B (en) * | 2015-12-01 | 2017-12-29 | 中车四方车辆有限公司 | Compartment linkwork and tramcar |
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2019
- 2019-04-30 CN CN201910363677.4A patent/CN110077433B/en active Active
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| Publication number | Publication date |
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| CN110077433A (en) | 2019-08-02 |
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Effective date of registration: 20210721 Address after: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee after: Qingdao CRRC Sifang Rail Vehicle Co.,Ltd. Address before: 266111 Hongping Road, Chengyang District, Qingdao, Shandong Province, No. 9 Patentee before: CRRC SIFANG Co.,Ltd. |